Home / 26,570,830.80-39,856,246.20-8,619,934.80

Finding the Fourth Proportional to 26,570,830.80, 39,856,246.20 and 8,619,934.80

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Solution

The fourth proportional to 26,570,830.80, 39,856,246.20 and 8,619,934.80 is: 12,929,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,570,830.80 : 39,856,246.20 = 8,619,934.80 : x
  2. Step 2: Convert to fraction form
    26,570,830.80/39,856,246.20 = 8,619,934.80/x
  3. Step 3: Cross multiply
    26,570,830.80x = 39,856,246.20 × 8,619,934.80
  4. Step 4: Simplify right side
    26,570,830.80x = 343,558,243,616,747.81
  5. Step 5: Solve for x
    x = 343,558,243,616,747.81/26,570,830.80
  6. Step 6: Final answer
    x = 12,929,902.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.